NPPES file of Aug 9, 2026

Ching-Fong Wu, DO

Colon & Rectal Surgery Physician · Visalia, CA

Ching-Fong Wu, DO is a colon & rectal surgery physician with a practice address in Visalia, California, and NPI 1912018177, issued on Aug 31, 2006. Check the license (California 020A66460, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1912018177
Name
Ching-Fong Wu
Credential
DO
Primary taxonomy
Colon & Rectal Surgery Physician 208C00000X
License number
020A66460 CA
Self-reported in NPPES; status is on the state search
Practice location
1642 S Court St, Visalia, CA 93277
Phone
(559) 739-1698
Enumerated
Aug 31, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(559) 739-7950
Medicare enrollment
Enrolled (PECOS I20050707001092); accepts Medicare assignment
Medical or professional school
College Of Osteo Med Of The Pacific At Pomona, 1993
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Ching-Fong Wu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 020A66460
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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6% more Medicare Part D claims than the average colon & rectal surgery physician in 2024

204 Medicare Part D claims for 128 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.

  1. Ching-Fong Wu204
  2. Specialty average192

Most prescribed

  1. Gavilyte-G61 claims
  2. Peg-3350 And Electrolytes33 claims
  3. Sulfasalazine15 claims
  4. Linzess14 claims
  5. Lactulose13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 77.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score67.8
  2. Costout of 100 · 30%50.6
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $559.28

27 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 1,524 providers of this specialty with any payment received $3,468.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ching-Fong Wu$559.28
  2. Specialty average$3,468.16

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Valley Hospitalist Medical Group, IncVisalia, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ching-Fong Wu among 198 colon & rectal surgery physician records in California

Ching-Fong Wu, DO is one of 198 colon & rectal surgery physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 57% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated1993 · median 2002 among the 149 with a school on file
  • Record last updated2007 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Colon & Rectal Surgery Physician providers in California

There are 198 colon & rectal surgery physician records in California.

The 8 colon & rectal surgery physician records with the nearest ZIP codes

  1. Kyle Ota, M.D., MPHVisalia, CA 932911942682117
  2. Lorenc Malellari, MDBakersfield, CA 933011710329396
  3. Alexandra Elias, MDBakersfield, CA 933061023443587
  4. Gregory Greaney, M.D.Santa Barbara, CA 931051609984137
  5. Cristina Harnsberger, M.D.Santa Barbara, CA 931051497054126
  6. Joel Dean, MDSanta Maria, CA 934541568534915
  7. Diana Davio, M.D.Lancaster, CA 935341023217577
  8. Eric Fu, MDYorba Linda, CA 928861629060108

Common questions

What is Ching-Fong Wu, DO's NPI number?

Ching-Fong Wu, DO's National Provider Identifier (NPI) is 1912018177, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ching-Fong Wu, DO located?

The NPPES record lists a practice address at 1642 S Court St, Visalia, CA, 93277. Phone: (559) 739-1698. Providers update this record themselves, so call before visiting.

How can I verify Ching-Fong Wu, DO's license?

NPPES lists California license number 020A66460, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ching-Fong Wu, DO prescribe under Medicare Part D?

In 2024, Ching-Fong Wu, DO had 204 Medicare Part D claims for 128 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.

What is Ching-Fong Wu, DO's MIPS final score?

The 2023 MIPS final score is 77.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.